9.11.3 Settings for execution environment
You must perform the following settings when using the tenuring distribution information output functionality of the Survivor area:
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J2EE server
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Batch server
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Java application
- Organization of this subsection
(1) Setting the J2EE server
Implement the settings of the J2EE server in the Easy Setup definition file. Specify the definition of the tenuring distribution information output functionality of the Survivor area in the JavaVM start parameter (add.jvm.arg) in the <configuration> tag of the logical J2EE server (j2ee-server) in the Easy Setup definition file. The parameter value to be specified is as follows:
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-XX:+HitachiVerboseGCPrintTenuringDistribution
Output the tenuring distribution information of the Survivor area to the Hitachi JavaVM log file. The default value is -XX:-HitachiVerboseGCPrintTenuringDistribution.
For details on the Easy Setup definition file and parameters, see 4.3 Easy Setup definition file in the uCosminexus Application Server Definition Reference Guide.
(2) Setting the batch server
Implement the settings of the batch server in the Easy Setup definition file. Specify the definition of the tenuring distribution information output functionality of the Survivor area in the JavaVM start parameter (add.jvm.arg) in the <configuration> tag of the logical J2EE server (j2ee-server) in the Easy Setup definition file. The parameter value to be specified is as follows:
-
-XX:+HitachiVerboseGCPrintTenuringDistribution
Output the tenuring distribution information of the Survivor area to the Hitachi JavaVM log file. The default value is -XX:-HitachiVerboseGCPrintTenuringDistribution.
For details on the Easy Setup definition file and parameters, see 4.3 Easy Setup definition file in the uCosminexus Application Server Definition Reference Guide.
(3) Setting the Java application
Implement the settings of the Java application in the usrconf.cfg (option definition file for Java application). Specify the definition of the tenuring distribution information output functionality of the Survivor area in the add.jvm.arg of the usrconf.cfg key. The parameter value to be specified is as follows:
-
-XX:+HitachiVerboseGCPrintTenuringDistribution
Output the tenuring distribution information of the Survivor area to the Hitachi JavaVM log file. The default value is -XX:-HitachiVerboseGCPrintTenuringDistribution.
For details on usrconf.cfg (option definition file for Java applications), see 12.2.1 usrconf.cfg (Option definition file for Java applications) in the uCosminexus Application Server Definition Reference Guide.